157. Pyrites, in hornblende. Sussex county, N. J.

158. Brass yellow pyrites. Sussex county, N. J.

159. Jaspery agate. Corlaer's Hook, N. Y.

160. Pyrites, with specular oxide of iron. Sussex county, N. J.

161. Sulphate of barytes. Schooley's Mountain, N. J.

162. Sulphate of barytes. Washington county, Mo.

163. Bitter spar. Hoboken, N. J.

164. Arseniate of cobalt. Chatham, Conn.

165. Sulphate of lime. Nova Scotia.

166. Granular quartz. St. Genevieve county, Mo.